BL-B2138 Overview
Chip Package Part No. Material/ Emitted Color Peak Wave Length λp (nm) Lens Appearance T1 3/4 Narrow Viewing Angle 1.0" Lead 5.2φ BL-B5137B BL-B4537B BL-B2137B BL-B3137B BL-B4137B BL-B9137B GaP/GaP/ Bright Red GaAsP/GaP/ Hi-Eff Red GaP/GaP/ Green GaAsP/GaP/.